UPhando ngoThintelo kwi-Thermal Runaway Propagation

Inkcazelo emfutshane:


Umyalelo weProjekthi

Uphando ngokuZinqanda kwi-ThermalUsasazo olubalekayo,
Usasazo olubalekayo,

▍Yintoni i-CTIA CERTIFICATION?

I-CTIA, isishunqulelo se-Cellular Telecommunications and Internet Association, ngumbutho woluntu ongenzi nzuzo owasekwa ngo-1984 ngenjongo yokuqinisekisa inzuzo yabasebenzi, abavelisi kunye nabasebenzisi. I-CTIA ibandakanya bonke abasebenzi base-US kunye nabavelisi abavela kwiinkonzo zikanomathotholo eziphathwayo, kunye nakwiinkonzo zedatha ezingenazingcingo kunye neemveliso. Ixhaswa yiFCC (iKomishoni yoNxibelelwano lwe-Federal) kunye neCongress, i-CTIA yenza inxalenye enkulu yemisebenzi kunye nemisebenzi eyayisetyenziselwa ukuqhutywa ngurhulumente. Ngo-1991, i-CTIA yenze inkqubo yovavanyo lwemveliso engakhethi cala, ezimeleyo nebekwe kwindawo esembindini kunye nenkqubo yoqinisekiso yoshishino olungenazingcingo. Ngaphantsi kwenkqubo, zonke iimveliso ezingenazingcingo ezikwibakala labathengi ziya kuthatha iimvavanyo zokuthobela kwaye abo bathobela imigangatho efanelekileyo baya kunikwa ukuba basebenzise uphawu lwe-CTIA kunye nokubetha iishelufa zevenkile yentengiso yonxibelelwano yaseMntla Melika.

I-CATL (i-CTIA eGunyaziweyo yoVavanyo lweLebhu) imele iilebhu ezivunyiweyo yi-CTIA ukuze zivavanywe kwaye zihlolwe. Iingxelo zovavanyo ezikhutshwe kwi-CATL ziya kuvunywa zonke yi-CTIA. Ngelixa ezinye iingxelo zovavanyo kunye neziphumo ezisuka kwi-non-CATL zingayi kuqatshelwa okanye zingabi nafikelelo kwi-CTIA. I-CATL evunyiweyo yi-CTIA iyahluka kumashishini kunye neziqinisekiso. I-CATL kuphela efanelekile kuvavanyo lokuthotyelwa kwebhetri kunye nokuhlolwa inokufikelela kwisatifikethi sebhetri yokuthotyelwa kwe-IEEE1725.

▍CTIA iMigangatho yoVavanyo lwebhetri

a) Imfuneko yesiQinisekiso seSistim yeBattery Ukuthotyelwa kwe-IEEE1725— iFaneka kwiiNkqubo zeBattery ezineseli enye okanye iiseli ezininzi ezidityaniswe ngokufanayo;

b) IMfuneko yeSiqinisekiso seSistim yeBattery Ukuthotyelwa kwe-IEEE1625- Isebenza kwiiSystems zeBattery ezineeseli ezininzi ezidityaniswe ngokufana okanye kuzo zombini ezihambelanayo kunye nochungechunge;

Iingcebiso ezifudumeleyo: Khetha ngaphezulu kwemigangatho yoqinisekiso ngokufanelekileyo kwiibhetri ezisetyenziswa kwiifowuni eziphathwayo kunye neekhompyuter. Musa ukusebenzisa kakubi i-IEE1725 kwiibhetri kwiifowuni eziphathwayo okanye i-IEEE1625 kwiibhetri ezikwiikhompyutha.

▍Kutheni i-MCM?

Itekhnoloji enzima:Ukusukela ngo-2014, i-MCM ibizimasa inkomfa yokupakisha ibhetri ebanjwa yi-CTIA e-US minyaka le, kwaye iyakwazi ukufumana uhlaziyo lwamva nje nokuqonda iindlela ezintsha zomgaqo-nkqubo malunga ne-CTIA ngendlela ekhawulezayo, echanekileyo nesebenzayo.

Isiqinisekiso:I-MCM yiCATL evunyiweyo yi-CTIA kwaye ifanelekile ukwenza zonke iinkqubo ezinxulumene nesatifikethi kubandakanya uvavanyo, uphicotho lwefektri kunye nokufakwa kwengxelo.

Ukusasazwa kwe-thermal yemodyuli namava alandelayo: Ukuqokelelwa kobushushu emva kokusetyenziswa kakubi kwe-thermal yeseli, ukubaleka kwe-thermal yeseli kunye nokubaleka kwemodyuli ye-thermal. Ukubaleka kwe-thermal kwiseli enye akunampembelelo; nangona kunjalo, xa ubushushu busasazeka kwezinye iiseli, ukusabalalisa kuya kubangela i-domino effect, ekhokelela ekubalekeni kwe-thermal yemodyuli yonke, ukukhulula amandla amakhulu. Umzobo 1 ubonisa umphumo wovavanyo lokubaleka kwe-thermal. Imodyuli ivutha umlilo ngenxa yokusabalalisa okungenakunqandwa.I-conductivity yokushisa ngaphakathi kwiseli iya kuhluka ngokweendlela ezahlukeneyo. I-coefficient ye-conductivity yokushisa iya kuba phezulu kwi-directional parallel kunye ne-roll core yeseli; ngelixa isalathiso esithe nkqo kwi-roll core ine-conductivity ephantsi. Ke ngoko ukusasazeka kwe-thermal ukusuka kwelinye icala ukuya kwelinye phakathi kweeseli kuyakhawuleza kunokuba kwenzayo ngeethebhu ukuya kwiiseli. Ngoko ke, ukusasaza kunokubonwa njengokusasazwa komlinganiselo omnye. Njengoko iimodyuli zebhetri ziyilelwe ukuxinana kwamandla aphezulu, indawo phakathi kweeseli iya isiba ncinci, nto leyo eya kwenza ukwanda kobushushu. Ke ngoko, ukucinezela okanye ukuthintela ukusasazeka kobushushu kwimodyuli kuya kuthathwa njengendlela efanelekileyo yokunciphisa iingozi.
Singakwazi ukunqanda ukubaleka kwe-thermal ngenkuthalo okanye ngokukhawuleza.Ukunyanzeliswa kwe-thermal spread suppression ikakhulu kusekelwe kwinkqubo yolawulo lwe-thermal, njenge:1)Seta imibhobho yokupholisa ezantsi okanye emacaleni angaphakathi emodyuli, kwaye ugcwalise ngolwelo lokupholisa. Ukuhamba kolwelo lokupholisa kunokunciphisa ngokufanelekileyo ukwanda.2) Misela imibhobho yokucima umlilo kumphezulu wemodyuli. Xa kukho ukubaleka kwe-thermal, i-gas ephezulu yokushisa ekhutshwe kwibhetri iya kubangela ukuba imibhobho itshize isicimi sokucima ukucima ukusabalalisa. Kwakhona kunokwenzeka ukuba inkqubo yolawulo isenokungasebenzi.


  • Ngaphambili:
  • Okulandelayo:

  • Bhala umyalezo wakho apha kwaye uwuthumele kuthi